#include<stdio.h>

int main(void)
{
    printf("          *          *          \n");
    printf("        *****      *****        \n");
    printf("      *********  *********      \n");
    printf("     **********************     \n");
    printf("      ********************      \n");
    printf("       ******************       \n");
    printf("         **************         \n");
    printf("           **********           \n");
    printf("             ******             \n");
    printf("               **               \n");
    return 0;
}
